Construction
| Fri 06 Feb 2026
Beijing, Feb. 7 -- Shandong Chambroad Petrochemicals Co Ltd has obtained a patent for online blending device of asphalt product for waterproof material. This invention was developed by Li Mingxi, Zhao Peihui, Wang Jianwei, Li Junjun, Wang Long, Zhang Yukun, Bao Xuewei, Wang Yaowei and Luan Bo.
The patent application number is..